York Pressure Switch S1-02435929000

York pressure switch P/N S1-02435929000 - Please read below

Pressure -0.15 - FOR MODULATING FURNACES ONLY

Replaces P/N 02435812000, 405290, S1-02435812000

This switch has split into two different numbers depending on whether your system is modulating or non-modulating. The only way to determine this is with the model and serial from the interior wall of your system. Please give us call with that info to verify fitment.

Genuine York parts

Shipping rate for continental United States

$69.00

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  • Model: S1-02435929000
  • Manufactured by: York
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Verified Buyer
August 11, 2025 by Linda K. (United States)
“Easy to find my air filters on the website. Customer Service picks up the phone immediately and is always very helpful and professional”
Verified Buyer
August 11, 2025 by David Z. (Il, United States)
“Shortys is a great company to work with. Very customer focused.”
Verified Buyer
August 9, 2025 by Arthur E. (United States)
“Been buying filters here for years. Price went up a little and when I checked around I found Shortys was still reasonable and we have had great service from them.”

Manufacturer Info

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